Ball



FIG. 1 is a perspective view of a ball in accordance with the new design;

FIG. 2 is a front elevation view thereof; the rear elevation view being a mirror image;

FIG. 3 is a left side elevation view thereof; the right side elevation view being a mirror image; and,

FIG. 4 is a top plan view thereof; the bottom plan view being a mirror image. 

CLAIM The ornamental design for a ball, as shown and described. 